我刚学xml,我想知道,如何用php向已有的xml文档中添加新的节点,比如,xml文档内容如下,并保存为information.xml:<?xml version="1.0" encoding="utf-8"?>
<information>
<set label='0' value='0' />
<set label='3' value='270' />
</information>我如果想用php的dom方法再在根节点下添加个新的<set label='' value='' />,我该怎么写啊,求助!php要实现的效果:
<?xml version="1.0" encoding="utf-8"?>
<information>
<set label='0' value='0' />
<set label='3' value='270' />
<set label='9' value='50' />
<set label='12' value='680' />
<set label='15' value='560' />
<set label='18' value='48' />
<set label='21' value='714' />
<set label='31' value='28' />
</information>
<information>
<set label='0' value='0' />
<set label='3' value='270' />
</information>我如果想用php的dom方法再在根节点下添加个新的<set label='' value='' />,我该怎么写啊,求助!php要实现的效果:
<?xml version="1.0" encoding="utf-8"?>
<information>
<set label='0' value='0' />
<set label='3' value='270' />
<set label='9' value='50' />
<set label='12' value='680' />
<set label='15' value='560' />
<set label='18' value='48' />
<set label='21' value='714' />
<set label='31' value='28' />
</information>
$fp = fopen($xmlName, "w"); //打开XML文件,写
if(fwrite($fp, $doc->saveXML())){
echo "成功";}
else{
echo "失败";}
fclose($fp);//关闭XML文件
$fp = fopen($xmlName, "w"); //打开XML文件,写
if(fwrite($fp, $doc->saveXML())){
echo "成功";}
else{
echo "失败";}
fclose($fp);//关闭XML文件